package com.modai.springcloud.entities;

import com.modai.springcloud.lb.ILoadBalancer;
import lombok.extern.slf4j.Slf4j;
import org.springframework.cloud.client.ServiceInstance;
import org.springframework.cloud.client.discovery.DiscoveryClient;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.RestController;
import org.springframework.web.client.RestTemplate;

import javax.annotation.Resource;
import java.net.URI;
import java.util.List;

/**
 * @author ：modai
 * @date ：Created in 2020-12-2 15:45
 * @description：
 */
@RestController
@Slf4j
public class OrderController {

//    public static final String PAYMENT_URL="http://localhost:8001";
    public static final String PAYMENT_URL="http://CLOUD-PAYMENT-SERVICE";
    @Resource
    private RestTemplate restTemplate;

    @Resource
    private ILoadBalancer loadBalancer;

    @Resource
    private DiscoveryClient discoveryClient;

    @GetMapping("/consumer/payment/create")
    public CommonResult<Payment> create(Payment payment){

        return restTemplate.postForObject(PAYMENT_URL+"/payment/create",payment,CommonResult.class);
    }
    @GetMapping("/consumer/payment/get/{id}")
    public CommonResult<Payment> getPayment(@PathVariable("id") Long id){
        return restTemplate.getForObject(PAYMENT_URL+"/payment/get/"+id,CommonResult.class);
    }

    @GetMapping(value = "/consumer/payment/lb")
    public String getPaymentLB(){
        List<ServiceInstance> instances = discoveryClient.getInstances("CLOUD-PAYMENT-SERVICE");
        if (null==instances||instances.size()<=0){
            return null;
        }
        ServiceInstance serviceInstance = loadBalancer.getServiceInstances(instances);
        URI uri = serviceInstance.getUri();
        String forObject = restTemplate.getForObject(uri + "/payment/lb", String.class);
        return forObject;
    }
    @GetMapping(value = "/consumer/pinkin")
    public String getPinkin(){
        return restTemplate.getForObject("http://localhost:8001/pinkin",String.class);
    }
}
